机架堆叠框架是特殊构造的模块，可在四个独立的可移动立柱上形成坚固的可堆叠框架。它们基于木头或钢制的平台。可移动的侧面有助于存储各种尺寸的货物以及散装货物。框架将立柱堆栈固定在立柱顶部，形成刚性的机架式结构。

       Rack Stack Frames are specially constructed modules that form a solid stackable frames on four individual removable posts. They are based on a platform made of wood or steel. The removable sides assist in storing various load sizes as well as loose goods. The frames fixed footing stacks on top of the posts forming a rigid rack type construction.